Re: [PATCH v2] firmware: google: Properly state IOMEM dependency

[Greg Kroah-Hartman <gregkh@linuxfoundation.org>]

On Fri, Feb 25, 2022 at 12:15:02PM +0800, David Gow wrote:
> The Google Coreboot implementation requires IOMEM functions
> (memmremap, memunmap, devm_memremap), but does not specify this is its
> Kconfig. This results in build errors when HAS_IOMEM is not set, such as
> on some UML configurations:
> 
> /usr/bin/ld: drivers/firmware/google/coreboot_table.o: in function `coreboot_table_probe':
> coreboot_table.c:(.text+0x311): undefined reference to `memremap'
> /usr/bin/ld: coreboot_table.c:(.text+0x34e): undefined reference to `memunmap'
> /usr/bin/ld: drivers/firmware/google/memconsole-coreboot.o: in function `memconsole_probe':
> memconsole-coreboot.c:(.text+0x12d): undefined reference to `memremap'
> /usr/bin/ld: memconsole-coreboot.c:(.text+0x17e): undefined reference to `devm_memremap'
> /usr/bin/ld: memconsole-coreboot.c:(.text+0x191): undefined reference to `memunmap'
> /usr/bin/ld: drivers/firmware/google/vpd.o: in function `vpd_section_destroy.isra.0':
> vpd.c:(.text+0x300): undefined reference to `memunmap'
> /usr/bin/ld: drivers/firmware/google/vpd.o: in function `vpd_section_init':
> vpd.c:(.text+0x382): undefined reference to `memremap'
> /usr/bin/ld: vpd.c:(.text+0x459): undefined reference to `memunmap'
> /usr/bin/ld: drivers/firmware/google/vpd.o: in function `vpd_probe':
> vpd.c:(.text+0x59d): undefined reference to `memremap'
> /usr/bin/ld: vpd.c:(.text+0x5d3): undefined reference to `memunmap'
> collect2: error: ld returned 1 exit status
> 
> Signed-off-by: David Gow <davidgow@google.com>
> Acked-By: anton ivanov <anton.ivanov@cambridgegreys.com>
> Acked-By: Julius Werner <jwerner@chromium.org>
> ---

What commit id does this fix?

thanks,

greg k-h